Speed and Strength Solid Speed Modular SS1700 Motorcycle Helmet (Silver, X-Small) A.T.P.A. Advanced Thermo-Poly Alloy Shell Meets or Exceeds DOT and ECE 22-05 Standards Cool-Core Removable, Washable and Moisture Wicking Liner Air Strike Direct Course Ventilation System Lock 'N Load Plus Rapid Conversion Shield Replacement System